Bump firebase from 6.2.0 to 6.2.1
Bump firebase from 6.2.0 to 6.2.1

Bumps [firebase](https://github.com/firebase/firebase-js-sdk) from 6.2.0 to 6.2.1.
- [Release notes](https://github.com/firebase/firebase-js-sdk/releases)
- [Commits](https://github.com/firebase/firebase-js-sdk/compare/firebase@6.2.0...firebase@6.2.1)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
n6g7/redux-saga-firebase